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2020
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Invention
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Automatic electronic cooling instrument and control method therefor. An automatic electronic cool... |
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Invention
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Method for assembling portable electronic cooling instrument. A method for assembling a portable ... |
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Invention
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Portable electronic cooling instrument. A portable electronic cooling instrument. The portable el... |
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Invention
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Intelligent advertisement system and method based on duplex printer. Provided are an intelligent ... |
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Invention
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Intelligent advertisement publishing system and method based on double-sided printer distribution... |
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2017
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Invention
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System and method for advertising by means of back of cash register paper.
Disclosed are a syste... |
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Invention
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System and method for targeted advertising based on the back of cash register paper.
The disclos... |
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Invention
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Big data advertisement system and method for advertising by means of back of cash register paper.... |
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Invention
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Cash register paper back-based targeted advertisement releasing system and method. A cash registe... |
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Invention
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System and method for advertising by means of back of cash register paper. A system and method fo... |
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2009
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P/S
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Computer keyboards; barcode reader; computer peripheral
devices; computer softer ware (recorded)... |
